Duraglas Milk Bottle Value Guide

The Duraglas milk bottle represents a significant technological leap in dairy history, introduced by the Owens-Illinois Glass Company in 1940. These bottles are highly collectible due to their proprietary glass-making process which made them lighter and more resilient than previous iterations, allowing them to survive the high-speed automated washing lines of the mid-20th century.

What Is Duraglas Milk Bottle Worth?

The typical price range for Duraglas Milk Bottle is $12 - $14 based on recent sales. However, values can vary depending on the item's condition, rarity, and other factors such as:

• Presence of original dairy farm pyroglaze (applied color labeling) can increase value beyond the $12-$14 range.
• Condition of the stippled texture, as heavy wear or 'case wear' from repeated washing can diminish collector interest.
• Clarity of the glass, specifically looking for a lack of 'sick glass' cloudiness or heavy mineral deposits.
• Regional rarity of the specific dairy farm embossed or printed on the bottle.

How to Identify Duraglas Milk Bottle?

• Look for the 'Duraglas' script logo embossed on the base or lower heel of the bottle.
• Identify the distinctive stippled or 'pebbled' texture specifically located on the shoulder of the glass.
• Check for the Owens-Illinois manufacturer mark, typically an 'I' inside a circle or diamond, alongside the Duraglas branding.
• Confirm the half-pint size and clear glass composition consistent with 1940-1955 production standards.

History of Duraglas Milk Bottle

Introduced by the Owens-Illinois Glass Company in 1940, Duraglas was a proprietary glass-making process that resulted in a stronger, lighter, and more durable container. This technology revolutionized the dairy industry, allowing bottles to withstand the rigors of automated washing and filling lines while remaining lightweight for delivery drivers.